Rishabh Jain

• Username: 4★rishabh537
• Student/Professional:Professional
• Organisation:Microsoft
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 32

Current Ratings Graph Old Ratings Graph

1946 (+49)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2018 Division 2(2018-12-18 01:02:02)

Global Rank:   152

Cheated in:   

Ratings System Update

(2018-12-18 01:02:02)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

How the rating system works?

1946 (+129)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2018 Division 2(2022-12-20 00:00:00)

Global Rank:   152

Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

How the rating system works?

Learning Paths (0)

None

Practice Paths (0)

None

Contests (32)

March 2012 Challenge

Spoon in Matrix

April Challenge 2012

Double Strings

May Challenge 2012

Jewels and Stones, Lucky lucky number, Remember the recipe, A Home for Chef

May Cook-Off 2012

Little Elephant and Strings

June Challenge 2012

Closest Points, Little Elephant and Candies, Doom Bakes Cakes, Arranging Cup-cakes

June Cook-Off 2012

Closing the Tweets

July Challenge 2012

Chef's Dream, My Fair Coins, The Gray-Similar Code, Gift Rift, Restaurant Rating

August Challenge 2012

Little Elephant and Bombs, Range of Data, Delivery Boy

July Cook-Off 2012

Ciel and Receipt

September Challenge 2012

Kisses & Hugs, Racing Horses, Three is Crowd

October Challenge 2012

Little Elephant and Order, Fierce Battles, Event Organizer, Maximum Sub-rectangle in Matrix, The New Scheme

September Cook-Off 2012

Carvans

November Challenge 2012

Coin Flip, Many Left, Sridhar Likes Travelling

December Challenge 2012

Sereja and Data Structures , Granama Recipes, Arigeom Beats, Book Exercises, Magic Rankings, The Uncountable Ways, Pizza Delivery, WordNinjas

February 2013 Challenge

Little Elephant and Cards, Buy1-Get1, Magic Board, Climbing Stairs, Efficient Painting

March Challenge 2013

Random decreasing function, Tourist Translations, Approximately, Fire Escape Routes, Minesweeper

April Challenge 2013

Little Elephant and Music, Barcelona Gameplay Tactics, Kingdom Unity, Fault Tolerance, Maximum Weight Difference, Levy Conjecture

April Cook-Off 2013

Andrew and the Meatballs, Andrew and the Meatballs again

May Challenge 2013

Matchsticks, Witua and Math, Tree Counting, Password Cracking Challenge, Name Reduction, Your Name is Mine, Field Trip

June Challenge 2013

Little Elephant and Mouses, Collecting Magical Berries, Just Some Permutations 3, Dessert Wizard, Two k-Convex Polygons, Predictopus, To challenge or not, W String, Lapindromes

May Cook-off 2013

Subtraction Game 1

June Cook-Off 2013

Attic Crossing

July Challenge 2013

Mountain Holidays, Galactik Football, The Probability Of Winning, Chef and Walking on the rectangle , Count K-Primes, Sereja and Sorting, Circle of death

August Challenge 2013

Little Elephant and Lemonade, Hello Hello, Save The Princess, The Number Of Solutions, Chef and Segments, Deleting numbers, Splitting Candies

August Cook-Off 2013

Chef and The Right Triangles

September Challenge 2013

Little Elephant and Exams, Cool Guys, Chef and Integers , Project Spoon, CAO Stage-1, CAO Stage-2, Sereja and Snake

September Cook-Off 2013

Strange Matrix, Code

October Challenge 2013

Little Elephant and Bamboo, Helping Lira, Maxim and Dividers, Sereja and Transformation, Yet Another Nice Girl, Edit Distance on Grid

July Cook-Off 2014

Copy-Paste, Sum Queries

September Lunchtime 2014

Chef and easy problem

December Challenge 2018 Division 2

(Challenge) Delete DAG, Max and Electrical Panel, Chef and Interactive XOR, Chef and Meatballs, Chef and Interactive Contests, Chef and An Ideal Problem

Total Problems Solved: 188